HackingHealthcareHealthcareStolen CredentialsCapture Stored DataData ExfiltratedTargetedIdentity (basic)Government IDHealth (basic)Financial accountMediumContained

Harrisburg Medical Center

bd_9a7e8897e54d4423 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 23, 2022

Filed

Dec 12, 2023

To disclose

51 weeks

Affected

17state residents only

Linked

5 filings

Confidence

64%

Full breach record for Harrisburg Medical Center →6 incidents on file

Harrisburg Medical Center notified individuals of unauthorized access to its computer network between Dec 19-23, 2022. The incident exposed names, SSNs, DOBs, clinical data, and in some cases financial and ID numbers. The company engaged forensic investigators and law enforcement, enhanced security measures, and offered one year of Equifax credit monitoring.

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Incident timeline

undetected · 4 days

discovery → filing · 51 weeks / 354 days

Dec 19, 2022

Begins

Dec 23, 2022

Discovered

Dec 12, 2023

Filed

vs. sector median

+38 wks slower

This filing is one of 5 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

Vermont State AGbd_0dd463b5d8d883d62023-12-12Verified
Massachusetts State AGbd_18a113ab62f2af232023-12-12Verified
New Hampshire State AGbd_1bdfa21df4d886852023-12-12Verified
Maine State AGbd_c05435c887ddc1452023-12-12Verified by operator

Name: Harrisburg Medical Center
norm: harrisburg medical center

Name: Harrisburg Medical Center
norm: harrisburg medical center
Industry: Healthcarellm

Discovered: Dec 23, 2022
Breach occurred: Dec 19, 2022 – Dec 23, 2022
Undetected for: 4 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 17state-resident count only
Data types: Identity (basic)Government IDHealth (basic)Financial account
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1119 Automated Collection
Threat actor: External
Initial access: valid_credentials

During the incident: Began an internal investigation
Worked with law enforcement
Engaged a forensic security firm to investigate and confirm the security of our computer systems
Changes made: Enhancing our technical security measures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 51 weeks(354 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

Vermont State AGDec 12 · first

Massachusetts State AGDec 12 · first

New Hampshire State AGDec 12 · first

Maine State AGDec 12 · first

Montana State AGDec 12 · first · this page

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://dojmt.gov/wp-content/uploads/OCP/Consumer-notification-letter-941.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 12, 2023
Raw hash: c4f3770631c1b9cc3d41f460f7de799078319338d259b1bf5b29d96effee19c4

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityHarrisburg Medical Center

Victim entityHarrisburg Medical Center

Incidentdiscovered Dec 23, 2022

Stated responseBegan an internal investigation

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov